.invite {
    z-index: 1001;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    display: none;
    position: absolute;

}

.popup {
    width: 270px;
    height: 130px;
    position: absolute;
    color: #000000;
    background-color: #ffffff;
    /* To align popup window at the center of screen*/
    top: 200px;
    left: 50%;
    margin-top: -100px;
    margin-left: -150px;
    border: 1px solid rgb(124, 153, 193);
}